3059842 - Integration Center Error Outbound Integration - cannot be cast to java.util.List

You are running an Integration Center job sending attachments downstream and receiving the following error:

Error:

Error: Failed due to - com.successfactors.coapi.converter.proxy.ResultMapProxy (loaded by java.net.URLClassLoader@xxxxxxxxxx) cannot be cast to java.util.List

• SAP SuccessFactors HXM Suite
• Integration Center

Incorrect Navigation Mappings

For 1:M navigation, you will need to map the parent node. Parent level mapping is needed to get all of the 1:Many records.

For 1:1 navigation, the parent level mapping is not required. 

ResultMapProxy, IC Error, java.net.URLClassLoader, Parent Mapping , KBA , LOD-SF-INT-INC , Integration Center , LOD-SF-INT , Integrations , LOD-SF-INT-ODATA , OData API Framework , LOD-SF-RCM-INT , Integration Center & Intelligent Services , LOD-SF-OBD-INT , Integrations with Onboarding , How To